Test Review - Atomic St F2006

Test Review - Atomic St F2006 - Ion-dipole ii. London...

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Atomic Structure Unit Test – SCH 4U /35 Name ____________ Part I – Multiple Choice: Select the best answer from the questions given. (5) 1. Which of the following is false regarding valence electrons? a. All valence electrons can jump b. The smaller the element the fewer jumping electrons c. Lines that are purple have more energy than red ones d. Bands can be seen using a spectroscope 2. Which of the following is false for m ? a. Has more values than l b. Can be determined using n c. Each m has one associated spin value d. m can not exceed l 3. Which of the following is Heisenberg’s Uncertainty Principle? a. We cannot know the location of an electron b. We cannot know the speed of an electrons c. We cannot know the orbital of an electrons d. We really don’t know anything about chemistry 4. Which would create the most purple photon? a. A jump from 2s to 1s b. A jump from 1s to 3d c. A jump from 1s to 4s d. A jump from 2s to 2p e. None of the above release a photon 5. Order the bonds from strongest to weakest: i.
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Unformatted text preview: Ion-dipole ii. London forces iii. H-Bonds iv. Ionic bonds v. Covalent bonds a. i,iii,ii,iv,v b. iv,v,ii,iii,i c. iv,v,i,iii,ii d. i,iii,v,vi,ii e. i,ii,iii,iv,v Part II Short Answer: Ensure your answer reflects the marks that are available. (30) 1. Construct an energy level diagram for Silicon include the electron configuration. (3) 2. Using an example of your choice, explain how VSEPR theory causes a non-polar molecule in grade 11 to now become a polar molecule. (4) 3. Give 2 reasons why water evaporates slower than methane. (2) 4. In a parallel universe the quantum numbers are defined as here, with the exception that l is defined as being 0 to n 2 . How many elements are found in their second row on their periodic table? Explain any assumptions that you make about energy levels. (4) 5. Construct 3D Lewis structures (angles, polarity, shape name) the following: (17) a. C 4 N 2 H 4 (Ring) b. CO 3 2-c. XeF 4...
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This note was uploaded on 04/12/2011 for the course CHEM 140 taught by Professor P during the Fall '10 term at University of Toronto- Toronto.

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Test Review - Atomic St F2006 - Ion-dipole ii. London...

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